<?php

/**
 * HttpClient communication error
 *
 * @author    Thibault Duplessis <thibault.duplessis at gmail dot com>
 * @license   MIT License
 */
class Github_HttpClient_Exception extends Exception
{
    /**
     * Http header-codes
     * @var  array
     */
    static protected $statusCodes = array(
        0 => 'OK',
        100 => 'Continue',
        101 => 'Switching Protocols',
        200 => 'OK',
        201 => 'Created',
        202 => 'Accepted',
        203 => 'Non-Authoritative Information',
        204 => 'No Content',
        205 => 'Reset Content',
        206 => 'Partial Content',
        300 => 'Multiple Choices',
        301 => 'Moved Permanently',
        302 => 'Found',
        303 => 'See Other',
        304 => 'Not Modified',
        305 => 'Use Proxy',
        306 => '(Unused)',
        307 => 'Temporary Redirect',
        400 => 'Bad Request',
        401 => 'Unauthorized',
        402 => 'Payment Required',
        403 => 'Forbidden',
        404 => 'Not Found',
        405 => 'Method Not Allowed',
        406 => 'Not Acceptable',
        407 => 'Proxy Authentication Required',
        408 => 'Request Timeout',
        409 => 'Conflict',
        411 => 'Length Required',
        412 => 'Precondition Failed',
        413 => 'Request Entity Too Large',
        414 => 'Request-URI Too Long',
        415 => 'Unsupported Media Type',
        416 => 'Requested Range Not Satisfiable',
        417 => 'Expectation Failed',
        500 => 'Internal Server Error',
        501 => 'Not Implemented',
        502 => 'Bad Gateway',
        503 => 'Service Unavailable',
        504 => 'Gateway Timeout',
        505 => 'HTTP Version Not Supported'
    );

    /**
     * Default constructor
     *
     * @param  string $message
     * @param  int $code
     */
    public function __construct($message = null, $code = null)
    {
        if (null === $message && null !== $code && array_key_exists((int) $code, self::$statusCodes)) {
            $message = sprintf('HTTP %d: %s', $code, self::$statusCodes[(int) $code]);
        }

        parent::__construct($message, $code);
    }
}
